| 摘要 |
<p>Provided is an evaluation method for a capacitive contact sensor, which comprises at least one transmitting electrode and at least one receiving electrode or at least one sensor electrode, which are able to be brought into a capacitive coupling, wherein - at the at least one receiving electrode or at the at least one sensor electrode a measurement signal is tapped, which represents the temporal course of the coupling capacitance between the at least one transmitting electrode and the at least one receiving electrode and the temporal course of the capacitive load of the sensor electrode, respectively, - a reference signal is created from the measurement signal, and - at least one detection signal is created, when the reference signal meets at least one detection criterion. In addition, provided is an evaluation device for a capacitive contact sensor and an electric handheld device comprising an evaluation device according to the invention, wherein the evaluation device may be coupled with at least one transmitting electrode and at least one receiving electrode or with at least one sensor electrode of the capacitive contact sensor and which is adapted to carry out an evaluation method according to the invention.</p> |
